fix: the declarations of the published package import the other declarations by their .js names.

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@koszewscy/sk-react-toolkit",
-  "version": "0.1.0",
+  "version": "0.1.1",
   "description": "Shared code of the React and Fastify web applications: web components, server helpers and the Vite font plugin.",
   "private": true,
   "type": "module",